:root {
    --bg: #f7fafc;
    --card: #fff;
    --muted: #6b7280;
    --accent: #0ea5a4;
    --code-bg: #0f172a;
    --code-color: #e6eef8;
    --radius: 12px;
}

html,
body {
    height: 100%;
}

body {
    margin: 0;
    font-family:
        "Inter",
        ui-sans-serif,
        system-ui,
        -apple-system,
        "Segoe UI",
        Roboto,
        "Helvetica Neue",
        Arial;
    background: var(--bg);
    color: #0f172a;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.card {
    background: var(--card);
    padding: 28px;
    border-radius: var(--radius);
    max-width: 760px;
    width: 100%;
    box-shadow: 0 6px 20px rgba(2, 6, 23, 0.08);
    border: 1px solid rgba(15, 23, 42, 0.04);
}

h1 {
    margin: 0 0 6px 0;
    font-weight: 600;
    font-size: 1.375rem;
    color: #0f172a;
}

p {
    margin: 6px 0;
    color: var(--muted);
}

a {
    color: var(--accent);
    text-decoration: none;
}

code,
pre {
    font-family:
        ui-monospace, SFMono-Regular, Menlo, Monaco, "Roboto Mono", "Helvetica Neue", monospace;
    font-size: 0.9rem;
}

pre.api {
    margin-top: 16px;
    background: var(--code-bg);
    color: var(--code-color);
    padding: 12px 16px;
    border-radius: 8px;
    overflow: auto;
    white-space: pre-wrap;
    word-break: break-word;
}